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    "# 独立使用django model（一）\n",
    "# Django Shell\n",
    "# 项目根目录中打开Django Shell : python manage.py shell\n",
    "# import django\n",
    "# django.setup()  # 装载Django\n",
    "\n",
    "# 独立使用django model（二）\n",
    "# python ×××.py or Jupyter Notebook\n",
    "# 将脚本放置在项目根目录下jupyter_notebook文件中比较方便\n",
    "import sys\n",
    "import os\n",
    "import json\n",
    "import requests\n",
    "from django.core.files import File\n",
    "from django.core.files.base import ContentFile\n",
    "# 外部脚本链接django项目\n",
    "# 添加环境变量\n",
    "'''\n",
    "print(os.path.abspath('__file__'))\n",
    "print(os.path.dirname(os.path.abspath('__file__')))\n",
    "print(os.path.dirname(os.path.dirname(os.path.abspath('__file__'))))\n",
    "/Users/zhaojinhui/Desktop/webapp/backend/rmis/jupyter_notebook/__file__\n",
    "/Users/zhaojinhui/Desktop/webapp/backend/rmis/jupyter_notebook\n",
    "/Users/zhaojinhui/Desktop/webapp/backend/rmis\n",
    "'''\n",
    "project = os.path.dirname(os.getcwd())  # get current work directory\n",
    "sys.path.append(project)\n",
    "sys.path.append(os.path.join(project, 'rmis'))\n",
    "# sys.path.append已设置临时环境变量，可以直接调用其中的文件，脚本是外部脚本，只是放在了项目当中而已\n",
    "os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'settings')\n",
    "# 相关数据库配置等都在settings.py文件中\n",
    "# 导入并装载django\n",
    "import django\n",
    "django.setup()\n",
    "# 脚本正文\n",
    "from django.apps import apps"
   ]
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